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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

169,341 papers · 148 categories

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2.5%5.0%7.5%10.0% · May 199519922001200920182026
48 results for health trajectories

Study aims to predict childhood mental health trajectories using novel models.

problem Challenges in identifying and predicting childhood mental health issues.
method Developed latent class mixture models and Gaussian process models.
result Latent class mixture models predict trajectories faster with similar accuracy.

Paper proposes GANs for predicting drug-induced lab test trajectories in EHRs.

problem Predicting drug-induced lab test trajectories in EHRs.
method Proposes a framework for GANs in healthcare, measures predictive power of synthetic data, and incorporates representation learning.
result Incorporating representation learning improves GANs' predictive power for drug-induced lab test trajectories.

New method for efficient personalized learning in mobile health.

problem Efficient and personalized learning in mobile health.
method Proposes a novel generative process on kernel composition for online Gaussian Process regression.
result Trajectories of kernel evolutions can be transferred between users to improve learning and kernels are meaningful for mHealth prediction.

DeepDeath models predict underlying causes of death using big data.

problem Predicting health trajectories in large populations.
method Design and apply two model classes: Hadoop-based ensemble of random forests and DeepDeath (RNN with LSTMs).
result DeepDeath model outperforms N-gram models, learning temporal data aspects.

Model predicts disease progression using multiple patient health markers.

problem Predicting disease trajectory in chronic diseases with heterogeneity and multiple biomarkers.
method Probabilistic generative model using Gaussian processes and latent class models.
result Model improves predictions of chronic kidney disease progression compared to state of the art.

DeepCare models patient health history for predictive medicine.

problem Long-term temporal dependencies in patient illness and care processes.
method End-to-end deep dynamic neural network that reads medical records, stores history, infers current states, and predicts future outcomes.
result Improved disease progression modeling, intervention recommendation, and future risk prediction accuracy.

Statistical approach uses ODEs for modeling individual health trajectories.

problem Challenges in applying ODEs to longitudinal cohort data, especially noise and parameter sensitivity.
method Combines ODEs with neural networks to model individual health trajectories using each observation as initial value.
result Demonstrates improved modeling of individual health trajectories compared to global regression.

Study develops electronic phenotypes of ICU patient acuity.

problem Limited time for patient acuity assessments and imprecise clinical trajectory prediction.
method Developed electronic phenotypes using automated variable retrieval in electronic health records.
result Identified three phenotypes: persistently stable, persistently unstable, and transitioning from unstable to stable.

AI identifies patient clusters for diabetes case management.

problem Diabetes complications and mental health comorbidities drive high healthcare costs.
method Combined AI techniques with diverse data sources for prediction and clustering.
result 83.5% accuracy in predicting diabetes complications and meaningful patient clusters.

EHR-MPC optimizes sepsis treatment using digital twins and inference-time control.

problem Optimal sepsis treatment policies are contested and difficult to adapt during inference.
method EHR-MPC decouples learning patient dynamics from treatment optimization, enabling inference-time control over learned digital twins.
result EHR-MPC achieves comparable off-policy performance and improved simulation performance compared to RL baselines.

Paper develops a hybrid DNN approach for RUL prediction with adaptive drift.

problem RUL estimation challenges in practice, especially online update and uncertainty quantification.
method Hybrid DNN approach with Wiener-based-degradation model and adaptive drift. LSTM-CNN for trajectory prediction and Bayesian inference for adaptive drift.
result Superior accuracy in RUL prediction demonstrated on turbofan engines data.

New approach tackles non-Markovian behavior in maternal health programs.

problem Improving adherence and engagement in maternal and child healthcare programs.
method Extending RMABs to non-Markovian settings, using time-series forecasting and TARI policy.
result Significant increase in engagement and content listened compared to existing methods.

A new HP model balances interpretability and flexibility for EHR event sequences.

problem Balancing interpretability and flexibility in modeling diagnostic event sequences.
method Proposes a neural network-based HP with flexible impact kernel and transformer layers.
result Accurately recovers impact functions, competitive performance, and clinically meaningful interpretation.

Study integrates causal inference and temporal complexity measures to analyze mental health symptoms.

problem Examining how individual symptom trajectories reveal diagnostic patterns in mental disorders.
method Causal inference, graph analysis, temporal complexity measures, machine learning.
result 91% accuracy in diagnosing symptom dynamics, highlighting disorder-specific causal mechanisms.

Estimates causal effects from patient trajectories using DeepACE model.

problem Estimating causal effects from observational data in medical practice.
method DeepACE model using iterative G-computation formula and sequential targeting procedure.
result DeepACE achieves state-of-the-art performance in estimating time-varying ACEs.

Study uses NMF to analyze multimorbidity patterns in large EHR dataset.

problem Understanding and quantifying multimorbidity patterns over time.
method Non-negative Matrix Factorisation (NMF) for temporal phenotyping.
result Temporal characteristics of disease clusters reveal new multimorbidity patterns.

Deep learning predicts Alzheimer's Disease progression with high accuracy.

problem Predicting multiple aspects of Alzheimer's Disease progression.
method Unsupervised deep learning on 1908 patients' 18-month clinical data.
result Model accurately predicts ADAS-Cog scores and identifies word recall as a predictor.

The paper develops methods to estimate value functions in reinforcement learning for infinite horizon problems.

problem Constructing confidence intervals for value functions in infinite horizon reinforcement learning.
method Modeling the Q-function using series/sieve method and recursively updating the policy using SAVE method.
result The proposed CI achieves nominal coverage even when the optimal policy is not unique.

Two new estimators reduce costs and improve accuracy for EHR outcome prediction.

problem Sparse estimate distributions, high computational cost, and high sampling variance in EHR outcome prediction.
method Proposed SCOPE and REACH estimators that leverage next-token probability distributions.
result SCOPE and REACH match Monte Carlo accuracy with token reductions of 2.5-3.4 times and variance guarantees.

DDP models dynamic comorbidity networks from event data.

problem Understanding complex temporal patterns of co-occurring diseases.
method Developed deep diffusion processes (DDP) to model dynamic comorbidity networks.
result DDP enables accurate risk prediction and interpretable disease trajectories.

UK's rapid vaccine rollout linked to reduced COVID-19 mortality.

problem Assessing the impact of accelerated vaccine rollout on public health outcomes.
method Flexible probabilistic models combining interrupted time series analysis and synthetic control methods with multi-output Gaussian processes.
result Substantial reduction in COVID-19 mortality with little effect on transmission rates.

Predicts clinical events using a landmark approach with machine learning for large biomarker histories.

problem Dynamic prediction of clinical events from large biomarker histories.
method Landmark approach extended to endogenous markers history combined with machine learning methods for survival data.
result Superlearner combining regularized regressions and random survival forests outperforms standard survival models.

Deep learning model creates patient representations for scalable EHR-based stratification.

problem Challenges in summarizing and representing patient data from EHRs prevent scalable stratification analysis.
method Unsupervised framework based on deep learning (ConvAE) using word embeddings, CNNs, and autoencoders.
result ConvAE significantly outperformed baselines in clustering diverse patient cohorts, identifying clinically relevant subtypes.

Proposes a new model for predicting chronic conditions over time.

problem Predicting complex relationships between multiple chronic conditions.
method Continuous time Bayesian network with adaptive regularization for structure and parameter learning.
result Proposed model provides sparse, intuitive representation of chronic condition relationships.

Develops a new model for analyzing clinical data with irregular sampling.

problem Analyzing irregularly sampled, temporally correlated clinical data.
method Hidden Absorbing Semi-Markov Model (HASMM) with a novel EM algorithm and forward-filtering algorithm.
result Demonstrates improved diagnostic and prognostic utility in critical care settings.

PASS model predicts disease progression with both accuracy and interpretability.

problem Balancing accurate disease prediction with clinically interpretable models.
method Phased LSTM units with attention mechanism for non-stationary state dynamics.
result PASS model achieves superior predictive accuracy and interpretable representations.

Study finds macroeconomic indicators predict health workforce and infrastructure measures.

problem Evaluating the predictive value of macroeconomic indicators for public health targets.
method Examined multiple forecasting approaches including neural networks, generalized additive models, random forests, and time series models with exogenous indicators.
result Macroeconomic indicators provide consistent and reproducible predictive signals for health workforce and infrastructure measures, but less so for other targets.

Study uses machine learning to predict future health from various health data types.

problem Predicting future health using diverse health data types.
method Applied machine learning (neural networks and XGBoost) to longitudinal data from 6830 individuals.
result Health-related measures were the strongest predictors of future health status, while genetic data performed poorly.

Framework predicts remaining useful life of DSH subsystems under unknown failure modes.

problem Predicting remaining useful life of DSH subsystems with unknown failure modes.
method Unsupervised framework using mixture of Gaussian regressions and Expectation-Maximization algorithm.
result Improved prediction accuracy and interpretability of RUL.

Researchers developed a generic model to account for structural variability in SHM.

problem Variability in natural frequency due to operational and environmental conditions limits SHM technologies.
method An overlapping mixture of Gaussian processes (OMGP) was used to generate a generic representation of normal condition.
result The OMGP model provided a generic representation (form) to characterise the normal condition of structures.

New fair regression methods improve health care spending predictions for undercompensated groups.

problem Current risk adjustment formulas underpredict spending for specific health groups, leading to unfair compensation.
method Developed new fair regression methods by integrating fairness considerations into the objective function.
result New methods lead to significant improvements in fairness (98%) with minimal impact on overall fit (4%).

DynGraph2Seq predicts health stages from user activity graphs in online forums.

problem Predicting health stages from changing user activities in online forums.
method Formulated user activities as dynamic graphs, used DynGraph2Seq model with hierarchical attention.
result Demonstrated effectiveness and interpretability of DynGraph2Seq.